71071371106 has 4 divisors (see below), whose sum is σ = 106607056662. Its totient is φ = 35535685552.

The previous prime is 71071371089. The next prime is 71071371143. The reversal of 71071371106 is 60117317017.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40443221025 + 30628150081 = 201105^2 + 175009^2 .

It is a super-2 number, since 2×71071371106² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17767842775 + ... + 17767842778.

Almost surely, 2^71071371106 is an apocalyptic number.

71071371106 is a deficient number, since it is larger than the sum of its proper divisors (35535685556).

71071371106 is a wasteful number, since it uses less digits than its factorization.

71071371106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35535685555.

The product of its (nonzero) digits is 6174, while the sum is 34.

The spelling of 71071371106 in words is "seventy-one billion, seventy-one million, three hundred seventy-one thousand, one hundred six".